The Buckeyes must rebuild their defense, but the offense - led by Heisman Trophy candidate Braxton Miller - should be enough to win the Big Ten in 2013.

With a young defense, Georgia will have to rely on a veteran offense to win the SEC East in 2013.

Clemson is a heavy favorite to win the ACC, but non-conference games against Georgia and South Carolina will determine its place in the national title picture.

Scoring points shouldn't be a problem in College Station. However, a defense that returns only five starters could prevent Texas A&M from winning the SEC West.

Despite the loss of linebacker Manti Te'o, the Fighting Irish should be in the mix to play for the national title once again. 

How quickly LSU can rebuild its defense and find consistency at quarterback will determine how high the Tigers climb in the SEC West. 

The Wolverines have holes to fill on both sides of the ball, but a favorable schedule should give Michigan a chance to contend for a BCS bowl.

The Big 12 could be the most unpredictable BCS league in 2013. Led by a high-scoring offense, Oklahoma State is Athlon's pick to win the league.

Is Texas ready to win the Big 12? Getting more production from quarterback David Ash, along with improved play from the defense will be crucial to contend for the conference title. 

Nearly all of TCU's key personnel returns, which should give the Horned Frogs a chance to win the Big 12 in 2013.